Memory Management Overhead

Source code: oil/benchmarks/gc.sh

GC Stats

task elapsed ms max gc millis total gc millis allocated MB max rss MB num allocated num gc points num gc done gc threshold num growths max survived shell label
parse.configure-cpython 37 4 11 12.0 17.8 476,751 1,282 6 406,604 5 203,302 osh-native
parse.configure-cpython 35 4 11 12.0 17.4 476,751 1,282 6 406,200 5 203,100 osh-native-souffle
parse.configure-coreutils 168 27 79 44.5 49.7 1,653,339 4,764 12 1,025,526 6 764,306 osh-native
parse.configure-coreutils 157 27 81 44.5 49.3 1,653,338 4,764 12 1,025,396 6 764,241 osh-native-souffle
parse.abuild 9 1 1 2.6 8.7 101,942 180 2 75,030 1 37,515 osh-native
parse.abuild 9 1 2 2.4 7.7 101,942 180 3 87,092 1 43,546 osh-native-souffle
ex.compute-fib 29 0 1 2.2 8.0 579,606 22,608 12 50,000 0 2,919 osh-native
ex.compute-fib 22 0 2 2.2 7.7 579,606 22,608 12 50,000 0 2,858 osh-native-souffle
ex.bashcomp-parse-help 185 0 4 10.9 8.8 1,017,204 15,258 21 50,000 0 3,900 osh-native
ex.bashcomp-parse-help 175 0 4 10.9 8.3 1,017,203 15,258 21 50,000 0 3,851 osh-native-souffle
ex.abuild-print-help 22 1 2 2.8 9.0 116,318 277 3 85,248 1 42,624 osh-native
ex.abuild-print-help 21 1 2 2.8 8.5 116,318 277 3 85,124 1 42,562 osh-native-souffle

Resource Usage

parse.configure-cpython

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
6 5 1 1.6 dash -
23 22 1 3.0 bash -
101 59 48 3.4 zsh -
16 13 3 28.9 bumpleak/osh mut
20 17 3 28.9 _bin/cxx-opt+bumproot/osh mut
23 17 6 30.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
29 15 14 25.0 osh-native mut+alloc
32 20 12 25.7 osh-native mut+alloc+free
37 27 10 17.8 osh-native mut+alloc+free+gc
38 30 8 18.0 osh-native mut+alloc+free+gc+exit
42 32 10 32.5 _bin/cxx-opt+nopool/osh mut+alloc
53 43 10 22.2 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
27 20 7 24.8 osh-native-souffle mut+alloc
29 21 8 25.3 osh-native-souffle mut+alloc+free
35 27 8 17.4 osh-native-souffle mut+alloc+free+gc
39 34 5 17.7 osh-native-souffle mut+alloc+free+gc+exit

parse.configure-coreutils

Parsing the autoconf-generated configure script from GNU coreutils.

Note that unlike other shells, osh -n retains all nodes on purpose. (See the parser benchmark).

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
21 20 1 1.4 dash -
80 78 2 3.3 bash -
367 190 198 3.5 zsh -
49 40 9 83.9 bumpleak/osh mut
60 54 6 85.2 _bin/cxx-opt+bumproot/osh mut
71 52 19 86.1 _bin/cxx-opt+bumpsmall/osh mut+alloc
98 64 34 73.4 osh-native mut+alloc
105 65 40 75.4 osh-native mut+alloc+free
168 145 23 49.7 osh-native mut+alloc+free+gc
171 147 24 50.3 osh-native mut+alloc+free+gc+exit
139 90 49 99.0 _bin/cxx-opt+nopool/osh mut+alloc
234 201 33 66.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
86 55 31 73.1 osh-native-souffle mut+alloc
96 56 40 75.1 osh-native-souffle mut+alloc+free
157 129 28 49.3 osh-native-souffle mut+alloc+free+gc
164 147 17 50.1 osh-native-souffle mut+alloc+free+gc+exit

parse.abuild

Parsing abuild from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
2 1 1 1.4 dash -
5 4 2 2.9 bash -
7 3 4 3.3 zsh -
6 6 0 12.1 bumpleak/osh mut
7 5 2 11.6 _bin/cxx-opt+bumproot/osh mut
8 3 5 12.3 _bin/cxx-opt+bumpsmall/osh mut+alloc
8 6 2 10.0 osh-native mut+alloc
9 6 3 10.2 osh-native mut+alloc+free
9 5 4 8.7 osh-native mut+alloc+free+gc
9 7 2 8.7 osh-native mut+alloc+free+gc+exit
12 7 5 11.5 _bin/cxx-opt+nopool/osh mut+alloc
12 8 4 9.4 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
8 5 3 9.6 osh-native-souffle mut+alloc
8 4 4 10.0 osh-native-souffle mut+alloc+free
9 8 1 7.7 osh-native-souffle mut+alloc+free+gc
9 8 1 7.9 osh-native-souffle mut+alloc+free+gc+exit

ex.compute-fib

A synthetic benchmark for POSIX shell arithmetic.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
10 10 0 1.4 dash -
28 27 1 3.0 bash -
23 16 7 3.3 zsh -
18 13 5 30.9 bumpleak/osh mut
26 22 4 32.5 _bin/cxx-opt+bumproot/osh mut
28 21 7 32.4 _bin/cxx-opt+bumpsmall/osh mut+alloc
38 27 11 26.5 osh-native mut+alloc
39 22 17 26.5 osh-native mut+alloc+free
29 26 3 8.0 osh-native mut+alloc+free+gc
28 26 2 8.0 osh-native mut+alloc+free+gc+exit
56 41 15 35.9 _bin/cxx-opt+nopool/osh mut+alloc
38 36 2 9.5 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
30 19 11 26.1 osh-native-souffle mut+alloc
31 23 8 26.3 osh-native-souffle mut+alloc+free
22 21 1 7.7 osh-native-souffle mut+alloc+free+gc
22 19 3 7.6 osh-native-souffle mut+alloc+free+gc+exit

ex.bashcomp-parse-help

A realistic bash-completion workload.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
74 70 4 3.1 bash -
167 120 46 56.1 bumpleak/osh mut
182 116 66 56.3 _bin/cxx-opt+bumproot/osh mut
195 139 56 58.0 _bin/cxx-opt+bumpsmall/osh mut+alloc
216 149 67 48.7 osh-native mut+alloc
223 146 77 50.4 osh-native mut+alloc+free
185 130 55 8.8 osh-native mut+alloc+free+gc
185 143 42 8.8 osh-native mut+alloc+free+gc+exit
234 144 90 64.4 _bin/cxx-opt+nopool/osh mut+alloc
215 155 59 10.3 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
206 134 73 48.3 osh-native-souffle mut+alloc
213 143 70 50.2 osh-native-souffle mut+alloc+free
175 119 56 8.3 osh-native-souffle mut+alloc+free+gc
175 127 48 8.4 osh-native-souffle mut+alloc+free+gc+exit

ex.abuild-print-help

Running abuild -h from Alpine Linux.

elapsed ms user ms sys ms max rss MB shell label shell runtime opts
9 5 4 3.4 dash -
19 12 7 4.3 bash -
17 9 9 3.4 zsh -
18 8 10 11.7 bumpleak/osh mut
21 9 12 13.2 _bin/cxx-opt+bumproot/osh mut
20 14 7 12.7 _bin/cxx-opt+bumpsmall/osh mut+alloc
21 10 12 11.1 osh-native mut+alloc
22 10 13 11.1 osh-native mut+alloc+free
22 10 13 9.0 osh-native mut+alloc+free+gc
23 11 12 9.0 osh-native mut+alloc+free+gc+exit
24 13 12 12.7 _bin/cxx-opt+nopool/osh mut+alloc
25 13 12 10.1 _bin/cxx-opt+nopool/osh mut+alloc+free+gc
20 11 9 10.6 osh-native-souffle mut+alloc
21 10 12 10.7 osh-native-souffle mut+alloc+free
21 12 10 8.5 osh-native-souffle mut+alloc+free+gc
22 12 11 8.7 osh-native-souffle mut+alloc+free+gc+exit